20
MAINTENANCE
CHAIN TENSION
(See Figure 14-19)
W A R N I N G
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saw chain is very sharp; always wear protective gloves when performing maintenance to the chain.
Stop the motor and disconnect from power supply before setting the chain tension. Make
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information.
NOTE: A cold chain is correctly tensioned when there is no slack on the underside of the guide bar, the chain
is snug, but it can be turned by hand without binding.
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shown in Fig. 14.
During normal operation, the temperature of the chain will increase. The drive links of a
correctly tensioned warm chain will hang approximately 1/16" (1.3 mm) out of the bar groove,
as shown in Fig. 15.
$ % &
C A U T I O N
Chain tensioned while warm, may be too tight upon cooling. Check the “cold tension” before next
use.
Fig. 15
Fig. 14
FLATS
APPROX 1/16" (1.3 mm)
Summary of Contents for 20212
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